JP2005510607A5 - - Google Patents

Claims (5)

(A) at least one self-emulsifying fluorinated alkoxysilane of formula I,
^{_{R f 1 - [- Q- [}} SiY 3-x R 1 x] z] y (I)
{Wherein R _f ¹ represents a monofunctional or difunctional fluorinated group;
Q independently represents an organic difunctional or trifunctional linking group;
R ¹ independently represents a C ₁ -C ₄ alkyl group,
Y independently represents a C _{1 to} C ₄ alkoxy group or a hydrophilic alkoxy group of the structural formula —O—A—R ³ , provided that at least one Y is the hydrophilic alkoxy group ; Wherein each A is independently a) a formula, (CHR ² —CH ₂ O) _q , wherein q is a number having a value from 1 to 40 and R ² is independently hydrogen or Or at least 70% of R ² is hydrogen) or (b) derived from a polyol or its alkyl ether or polyether derivative by removing one OH and one hydroxyl hydrogen Containing a bifunctional hydrophilic group,
In the formula, R ³ is independently hydrogen or a lower alkyl group having 1 to 4 carbon atoms,
x is 0 or 1,
y is 1 or 2,
z is 1 or 2}, and (b) one or both of at least one water fully miscible organic co-solvent and at least one fluorinated surfactant,
A dilutable non-aqueous concentrate comprising a homogeneous mixture comprising a. A dilution medium comprising water or an aqueous solvent mixture comprising water and at least one organic co-solvent; and b. i. At least one self-emulsifying fluorinated alkoxysilane of formula I;
^{_{R f 1 - [- Q- [}} SiY 3-x R 1 x] z] y (I)
{Wherein, R _f ¹ _{is, - (C n F 2n)} -, - (C n F 2n O) -, - (CF (Z)) -, - (CF (Z) O) -, - (CF _{(Z) C n F 2n O} ) -, - (C n F 2n CF (Z) O) - is selected from the group consisting of including perfluorinated repeating units, monofunctional or difunctional Represents a perfluoropolyether, wherein Z is a fluorine atom, a perfluoroalkyl group, an oxygen-substituted perfluoroalkyl group, a perfluoroalkoxy group, and an oxygen-substituted perfluoroalkoxy group, and wherein n is 1-6,
Q independently represents an organic difunctional or trifunctional linking group;
R ¹ independently represents a C ₁ -C ₄ alkyl group,
Y independently represents a C _{1 to} C ₄ alkoxy group or a hydrophilic alkoxy group of the structural formula —O—A—R ³ , provided that at least one hydrophilic alkoxy group is present in the fluorinated alkoxysilane. Wherein each A is independently a) a formula, (CHR ² —CH ₂ O) _q , where q is a number having a value of 1-40, and R ² is independently Or at least 70% of R ² is hydrogen) or (b) by removing one OH and one hydroxyl hydrogen, the polyol or its alkyl ether or poly Containing a bifunctional hydrophilic group derived from an ether derivative;
In the formula, R ³ is independently hydrogen or a lower alkyl group having 1 to 4 carbon atoms,
x is 0 or 1,
y is 1 or 2,
z is 1 or 2}, and ii. One or both of at least one water-miscible organic cosolvent and at least one fluorinated surfactant;
A dilutable non-aqueous concentrate comprising a homogeneous mixture,
An aqueous diluent containing The processing method of a base material including the process of apply | coating the aqueous dilution liquid of Claim 2 to a base material, and the process of hardening | curing the said aqueous dilution liquid. a. A substrate, and b. A coating film on the substrate obtained by applying the aqueous diluent according to claim 2 on the substrate and curing the aqueous diluent,
Articles containing. The article of claim 4 , wherein the substrate comprises at least one of glass , ceramic, or antireflective film .